21375046

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{138799}}^1$

素因数の和:138819

約数の個数: 16

約数和(自身を含む): 39974400

約数和(自身を除く): 18599354

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 138799, 277598, 971593, 1526789, 1943186, 3053578, 10687523, 21375046]

約数ペア:

[(1, 21375046), (2, 10687523), (7, 3053578), (11, 1943186), (14, 1526789), (22, 971593), (77, 277598), (154, 138799)]